2005 Mercedes-Benz S500 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2005 Mercedes-Benz S500
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2005 Mercedes-Benz S500 ProblemsAirmatic Pump Motors May Fail Due to Sticking Relays
The relay which turns the airmatic suspension pump on may fail causing the pump to run continuously. This can result in failure of the pump motor or a dead battery as the pump motor will continue to run after the car is turned off. Also, Worn airmatic pump mount bushings can causes noises in the front axle while driving on bumpy roads or a buzzing noise while the pump is running.
Problems with the pneumatic system can cause closing assist and door lock issues.
CD changers, command units, voice control units, PSE units, and Tele Aid units are prone to failure, especially in early models.
2005 Mercedes-Benz S500 Questionsfor 2 to 3 days a red alert flashed on my screen that my gas cap is loose, I (1 answer)
stop turn car off open cap then close it tightly and continue driving without any problems. now my check engine light is on, are these problems related ?
some times when I'm driving my abc notification will come on, once I stop turn off car get out and do whatever, when I get back in the car and start it up the abc notification is gone.
2005 Mercedes-Benz S500 RecallsInstrument Cluster Illumination May Fail
The instrument cluster illumination may fail. This may result in difficulty reading the gauges, indicators, and speedometer. Not being able to see the cluster may lead to an accident. Dealers will replace the instrument cluster modules. This recall started on September 29, 2006.